
\begin{tabular}{lcccc}
   \toprule
                         & Rad. Nat. (Avg) & PNV (Avg)     & PP (Avg)       & PSOE (Avg)\\
                         & (1)             & (2)           & (3)            & (4)\\
   \midrule 
   Signal strength       & 0.1058$^{**}$   & -0.0706       & -0.0646$^{**}$ & 0.0091\\
                         & (0.0499)        & (0.0519)      & (0.0284)       & (0.0245)\\
   Signal strength (RPS) & -0.0085         & -0.0215       & -0.0068        & -0.0368\\
                         & (0.0534)        & (0.0279)      & (0.0323)       & (0.0316)\\
                         &                 &               &                &  \\
   Observations          & 228             & 228           & 228            & 228\\
   R$^2$                 & 0.57911         & 0.65580       & 0.72226        & 0.67284\\
   Within R$^2$          & 0.35789         & 0.45748       & 0.34309        & 0.65497\\
                         &                 &               &                &  \\
   prov fixed effects    & $\checkmark$   & $\checkmark$ & $\checkmark$  & $\checkmark$\\
   \bottomrule
\end{tabular}


